from the back cover:
Is there anyone who has not looked at the dark sky, and the shining points of light above us, and asked themselves questions about what is out there? Where did our planet come from? When did the universe begin? Could we live on another planet? And one question above all - is there life anywhere else in space?

Oxford Bookworms enjoy a world-wide reputation for high-quality storytelling and a great reading experience.

Research shows reading a lot improves all your language skills.

Experts recognize Oxford Bookworms as the most consistent series in terms of language control, length, and quality of story - very important for fluent reading and extensive reading.

There's a wide choice of titles too - something for everyone.